Price Company produces grape juice in a continuous process that is sold to wineries. The company employs a weighted average process costing system. Data concerning activity in January at the company are given in the table below. Direct Materials Conversion Costs Equivalent units in ending work-in-process, January 31 4,000 3,000 Costs per equivalent unit $15.00 $4.50 A total of 40,000completed units were transferred out to finished goods during January. The total cost of the ending work-in-process is: a. $60,000 b. $73,500 c. $13,500 d. $136,500